US2998740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Punching and notching device and lever operated drive means therefor
Assignee: Intercompany Corp
•
Filing: 1955-09-14
•
Granted: 1961-09-05
•
Expires: 1975-09-14
Abstract
No abstract record available.
Inventors
- 👤 Ernest R Gutzmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:14
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/02; B26F1/14; G; G03; G03F; G03F9/00; Y; Y10; Y10S; Y10S83/00; Y10S83/917; Y10T; Y10T83/00; Y10T83/869; Y10T83/8788; Y10T83/8821; Y10T83/8828; Y10T83/8831; Y10T83/8841; Y10T83/8848; Y10T83/8858; Y10T83/8866; Y10T83/929; Y10T83/9411; Y10T83/9418
Claims Analysis
Total Claims: 0
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US2568152A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-04 | 1965-03-06 | 1965-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-04 | 1969-03-06 | 1969-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-04 | 1973-03-06 | 1973-09-05 | $7700.00 | Window Closed / Lapsed |